JCPenney offers two JCPenney Home Classic Queen Pillows in White for $11.99. Coupon code "FAMILY" cuts it to $8.99. Opt for $3.95 in-store pickup to dodge the $8.95 shipping fee. That's $15 off list and the lowest price we could find. These pillows are hypoallergenic.
Note, they're also available in King size for $17.99 using the same coupon code as above.